And strong connection is not spreaded to strongconnected brance.
而且，强连通无法推广到强连通分支。
2
Strongconnected space is less than normal connected space because of strong conditions.
强连通条件较强，因而这种强连通空间就较少。
3
Many documents and papers nowadays have discussed the strongconnected component of the directed graph, and the method they adopted is usually Recursion.